Home / 933,892.20-1,400,838.30-259,972.20

Finding the Fourth Proportional to 933,892.20, 1,400,838.30 and 259,972.20

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Solution

The fourth proportional to 933,892.20, 1,400,838.30 and 259,972.20 is: 389,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,892.20 : 1,400,838.30 = 259,972.20 : x
  2. Step 2: Convert to fraction form
    933,892.20/1,400,838.30 = 259,972.20/x
  3. Step 3: Cross multiply
    933,892.20x = 1,400,838.30 × 259,972.20
  4. Step 4: Simplify right side
    933,892.20x = 364,179,014,695.26
  5. Step 5: Solve for x
    x = 364,179,014,695.26/933,892.20
  6. Step 6: Final answer
    x = 389,958.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.